IFM PQS Series Operating Instructions Manual
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IFM PQS Series Operating Instructions Manual

IFM PQS Series Operating Instructions Manual

Electronic pressure sensor
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Electronic pressure sensor
PQSxxx

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Summary of Contents for IFM PQS Series

  • Page 1 Operating instructions Electronic pressure sensor PQSxxx...

  • Page 2: Table Of Contents

    PQSxxx Electronic pressure sensor Contents Preliminary note ............. Symbols used .
  • Page 3 Electronic pressure sensor PQSxxx 10.7.5 Lock / unlock ............50 10.7.6 Reset the device .

  • Page 4: Preliminary Note

    PQSxxx Electronic pressure sensor 1 Preliminary note You will find instructions, technical data, approvals and further information using the QR code on the unit / packaging or at documentation.ifm.com. 1.1 Symbols used Requirement Instructions Reaction, result [...] Designation of keys, buttons or indications...

  • Page 5: Safety Instructions

    Electronic pressure sensor PQSxxx 2 Safety instructions • The unit described is a subcomponent for integration into a system. – The system architect is responsible for the safety of the system. – The system architect undertakes to perform a risk assessment and to create documentation in accordance with legal and normative requirements to be provided to the operator and user of the system.

  • Page 6: Intended Use

    PQSxxx Electronic pressure sensor 3 Intended use The unit measures and monitors the system pressure of machines and installations. 3.1 Application area Type of pressure: relative pressure CAUTION Static and dynamic overpressure w Destruction of the device even if the indicated bursting pressure is exceeded only for a short time.

  • Page 7: Function

    IO-Link is a communication system for connecting intelligent sensors and actuators to automation systems. IO-Link is standardised in the IEC 61131-9 standard. General information on IO-Link at io-link.ifm Input Output Device Description (IODD) with all parameters, process data and detailed descriptions of the device at documentation.ifm.com...
  • Page 8 PQSxxx Electronic pressure sensor • Automatic backup and restore of parameter sets in case of device replacement (data storage) • Logging of parameter sets, process values and events • Device description file (IODD - Input Output Device Description) for easy project planning •...

  • Page 9: Installation

    This means that the device can be screwed into the process facing backwards or downwards. The unused device connection is covered with a sealing plug. Integrated process connection at the rear (threaded connection Ò data sheet under documentation.ifm.com) Process connection at the bottom (threaded connection Ò data sheet under documentation.ifm.com) On delivery, a sealing plug is screwed into the rear process connection.

  • Page 10: Connection As Pneumatic Distributor

    PQSxxx Electronic pressure sensor • Make sure the seal is seated correctly. • Maximum tightening torque: 0.8 Nm. u Screw the pressure connection of the process or adapter into the process connection of the device and tighten it. • Maximum tightening torque: 8 Nm. •...

  • Page 11: Installation Examples

    Electronic pressure sensor PQSxxx 5.2 Installation examples 5.2.1 Installation on a pipe Fig. 3: Installation on a pipe 5.2.2 Maintenance unit Fig. 4: Maintenance unit 5.2.3 Wall mounting The device is fixed to the rear panel using two M3 x 8 mm cylinder screws (included). u Prepare two M3 internal threads with the following dimensions in the rear panel:...
  • Page 12 PQSxxx Electronic pressure sensor 20 ± 1 Fig. 5: Prepare rear panel u Screw the cylinder screws into the panel until the screw heads stick out approx. 4 mm from the panel. u Place the device and push it downwards until it locks into place: Fig. 6: Place device u Tighten the cylinder screws alternately until the device is flush with the rear panel.

  • Page 13: Rear Wall Mounting With Mounting Bracket

    5.2.4 Rear wall mounting with mounting bracket The device can be attached to a rear wall using a mounting bracket. Information about available accessories at www.ifm.com u Hold the mounting bracket to the rear wall and mark the position of the drill holes: •...
  • Page 14 Fig. 10: Rear wall mounting with multiple mounting brackets 5.2.5 Table mounting The device can be attached to a table top using a mounting bracket. Information about available accessories at www.ifm.com u Prepare three drill holes in the table top: • Two drill holes for the lower pins (2) at a distance of 20 mm and with a diameter of 4 mm.

  • Page 15: Din Rail Mounting

    5.2.6 DIN rail mounting The device can be attached to a DIN rail using a mounting bracket. Information about available accessories at www.ifm.com u Hook the device into a 35 mm DIN rail and clip it into place. u Place the device onto the attachment pins (1) of the mounting bracket and push it downwards until...

  • Page 16: Panel Mounting

    The device can be installed in a panel using a mounting set. The mounting set is not supplied with the device. Information about available accessories at www.ifm.com u In a panel with a maximum thickness of 6 mm, make a 31 mm x 31 mm cutout (-0.4 mm tolerance each).
  • Page 17 Electronic pressure sensor PQSxxx u Slide the fixing clamp of the mounting set onto the device from behind. The locating lugs of the fixing clamp (4) will latch in the jagged recesses on both sides of the device (5). Push until the device is firmly in place.
  • Page 18 ≤ R1,5 (4x) Fig. 18: Horizontal installation for devices with M8 connector; n = number of devices The dimensions apply to the use of ifm connectors with angled M8 sockets. If straight cable sockets are used, the distance must be increased.

  • Page 19: Electrical Connection

    Electronic pressure sensor PQSxxx 6 Electrical connection The unit must be connected by a qualified electrician. Observe the national and international regulations for the installation of electrical equipment. Voltage supply according to SELV, PELV. u Disconnect power. u Connect the unit as follows: OUT2 OUT1/ IO-Link Fig. 20: Wiring diagram (colours to DIN EN 60947-5-2)

  • Page 20: Operating And Display Elements

    PQSxxx Electronic pressure sensor 7 Operating and display elements Switching status LED for OUT1 (lights if output 1 is active) Switching status LED for OUT2 (lights if output 2 is active) TFT display 3a: title line 3b: process value line 3c: additional information depending on the setting of [dis.L] (Ò...

  • Page 21: Menu

    Electronic pressure sensor PQSxxx 8 Menu The figures in which the menus are displayed show the parameters that can be set on the unit by key input. These parameters and other functions are also available via the IO-Link interface. Process value display Main menu Extended functions [EF] Basic settings [CFG]...
  • Page 22 PQSxxx Electronic pressure sensor Main menu: Process value display Single point Two point Window Deactivated SSC1.1-SP1 SSC1.1-SP1 SSC1.1-SP1 SSC1.1-HYS SSC1.1-SP2 SSC1.1-SP2 SSC1.1-HYS SSC1.2-SP1 SSC1.2-SP1 SSC1.2-SP1 SSC1.2-HYS SSC1.2-SP2 SSC1.2-SP2 SSC1.2-HYS [EF] BACK Parameter Explanation SSC1.x-SP1 Switch point 1 for switching signal channel SSC1.x SSC1.x-SP2 Switch point 2 for switching signal channel SSC1.x SSC1.x-HYS...
  • Page 23 Electronic pressure sensor PQSxxx Configuration [CFG] menu: Main menu [EF] uni.P kPa│MPa│mbar│bar│psi inHg│mmHg│kgf/cm │% dAP.P ---- OUT1 PnP│nPn OUT2 ---- tcOF No │Yes Guide No │Yes Back DevInfo [CFG] Back * The choice of units depends on the device type. See Standard unit of measurement (Ò / 37).
  • Page 24 PQSxxx Electronic pressure sensor Menu Output configuration [OUT1]: SSC1.1│OFF Main menu LOGI High│Low [EF] modE Two Point│Deactiv.│Single pt.│Window TCH1 No│Yes OUT1 ---- OUT2 TCH2 No│Yes ---- ---- ---- DevInfo ---- Back Back [OUT1] Parameter Explanation OUT1 Change to submenu OUT1 (output configuration of output 1) Output function for output OUT1 LOGI Switch-point logic: [high active] or [low active]...
  • Page 25 Electronic pressure sensor PQSxxx Menu Output configuration [OUT2]: SSC1.2│OFF Main menu LOGI High│Low [EF] modE Two Point│Deactiv.│Single pt.│Window TCH1 No│Yes OUT1 ---- OUT2 TCH2 No│Yes ---- ---- ---- DevInfo ---- Back Back [OUT2] Parameter Explanation OUT2 Change to submenu OUT2 (output configuration of output 2) Output function for output OUT2 LOGI Switch-point logic: [high active] or [low active]...
  • Page 26 PQSxxx Electronic pressure sensor Display menu [DIS]: Main menu [EF] LanG DE│EN│FR│ES│IT│PT│ZH│JA│KO diS.R 0°│180° OUT1 diS.B 25│50│75│100│OFF OUT2 diS.L PV│SP1│SP2│BGrp│sC.1│Hi.P│Lo.P BGrp.S ---- BGrp.E ---- coL.P W/B│G1OU│r1OU DevInfo diS.U d1│d2│d3 Back Back [DIS] Parameter Explanation Change to the DIS (display) submenu. LanG Language selection for the display diS.R...
  • Page 27 Electronic pressure sensor PQSxxx Diagnostics [DIA] menu: Main menu [EF] OUT1 OUT2 Lo.P ----│Reset Hi.P ----│Reset Operh ---- sC.1 ----│Reset DevInfo sC.2 ----│Reset Back Back [DIA] Parameter Explanation Change to the submenu DIA (diagnostics) Lo.P Lowest pressure value measured Hi.P Maximum pressure value measured Operh Operating hours since first set-up...
  • Page 28 PQSxxx Electronic pressure sensor Simulation [SIM], Device information [DevInfo] and Reset device [rES] menu: S.PRES ----│OL│UL*│Err Main menu S.Tim 1│2│3│4│5│10│15│20│30│45│60 S.On OFF│ON [EF] Back [SIM] OUT1 OUT2 [DevInfo] DevInfo APPL No│Yes Back No│Yes Back [rES] Parameter Explanation Change to the submenu SIM (simulation) S.PRS Simulated pressure value in simulation mode S.Tim...

  • Page 29: Commissioning

    Electronic pressure sensor PQSxxx 9 Commissioning After power on and expiry of the power-on delay time, the unit is in the normal operating mode. It carries out its measurement and evaluation functions and generates output signals according to the set parameters. During the power-on delay time, the outputs are in the following status according to the set parameters: •...

  • Page 30: Parameter Setting

    Guided installation via an installation wizard (Ò / 29). 10.2 Parameter setting via IO-Link Requirements for parameter setting via the IO-Link interface: ü A suitable parameter setting software, e.g. ifm moneo|configure ü The Input Output Device Description (IODD) for the device, see documentation.ifm.com ü One IO-Link master u Connect the IO-Link master to a parameter setting software.

  • Page 31: Output Configuration

    Electronic pressure sensor PQSxxx u Connect the device to a free port of the IO-Link master. w The unit switches to IO-Link mode. u Change parameter settings in the software. u Write parameter settings to the unit. Notes on parameter setting Ò Manual of the parameter setting software 10.3 Output configuration 10.3.1 Digital switching signal The device provides digital switching signals via switching signal channels (SSC = Switching Signal...
  • Page 32 PQSxxx Electronic pressure sensor Deactivated If the [Deactivated] switch point mode is set for a switching signal channel, then the switching signal channel will permanently have the following value regardless of the process value: • For switch point logic [High active]: permanently “low”. •...
  • Page 33 Electronic pressure sensor PQSxxx high high (TP2) (TP1) (TP2) (TP1) Fig. 27: [Two Point Mode] / [High active] Fig. 28: [Two Point Mode] / [Low active] SP1: Switch point 1 SP1: Switch point 1 SP2: Switch point 2 SP2: Switch point 2 TP1: Teach point 1 (= SP1) TP1:...
  • Page 34 PQSxxx Electronic pressure sensor Measuring range Hysteresis [Single Point] Hysteresis [Window] -1…10 bar 0.2 bar 0.02 bar 0…16 bar 0.32 bar 0.03 bar Tab. 1: Hysteresis with [Auto] setting depending on the measuring range of the device and the selected switch-point mode 10.3.1.1 Parameter setting via device keys: Switching signal You can only set switching signal channel SSC1.1 via the device keys.
  • Page 35 Electronic pressure sensor PQSxxx Two-point mode: u Select [modE] and set the switch-point mode: [Two Point]. u Approach the system pressure at which the output is to switch and keep it constant. u Select [TCH1] and set [Yes]. w The current value is adopted as switch point SP1. u Approach the system pressure at which the output is to reset and keep it constant.

  • Page 36: Output Off

    PQSxxx Electronic pressure sensor 10.3.1.4 Teach via IO-Link: Switching signal Both switching signal channels can be set via the IO-Link interface. ü The standard unit of measurement is selected: [Parameters] > [Basic settings] > [uni.P]. ü For output x, the switching signal is selected: [Parameters] > [Ausgangskonfiguration] > [oux] = [SSC1.x] ü...

  • Page 37: Application Configuration

    Electronic pressure sensor PQSxxx • [OFF]: The physical output OUTx becomes highly resistive so that no signal can be output. The status of the switching signal channels SSC1.x is still transmitted via the IO-Link interface. • [Deactivated]: The switching signal channel is deactivated, i.e. the switching state is permanently in the inactive state: With [High active] setting permanently "low", with [Low active] setting permanently "high".

  • Page 38: Damping

    PQSxxx Electronic pressure sensor 10.4.1.1 Parameter setting via unit keys: Standard unit of measurement u Call up the menu [EF] > [CFG]. u Select [uni.P] and set the unit of measurement. 10.4.1.2 Parameter setting via IO-Link: Standard unit of measurement u Select [Parameters] > [Basic settings]. u Select [uni.P] and set the unit of measurement.
  • Page 39 Electronic pressure sensor PQSxxx • [tcOF]: taught correction factor for zero point calibration 105 % 100 % 95 % Fig. 31: Zero point calibration (calibration offset) Output signal Process value Curve of measured values at factory setting Curve of measured values after offset by +5% measuring range end value Curve of measured values after offset by -5% measuring range end value The value for [cOF] or [tcOF] may be in the following range: Measuring range...

  • Page 40: Switch-Point Logic

    PQSxxx Electronic pressure sensor 10.4.5 Switch-point logic The switch point logic of the switching outputs can be set. Selectable values: • [High active] = normally open • [Low active] = normally closed 10.4.5.1 Parameter setting via device keys: Switch-point logic u Go to the [EF] > [OUTx] menu. u Select [LOGI] and set the switch-point logic.

  • Page 41: Display Bar Graph Scaling

    Electronic pressure sensor PQSxxx SP1: 4 SP2: 6 sC.1 Hi.P Lo.P xxxxxxxxxxxxxxxxx Device keys IO-Link Description [PV] [PV] Current process value for pressure [SP1] [SSC1.1-Param_SP1] Set switch point 1 for switching signal channel SSC1.1 [SP2] [SSC1.1-Param_SP2] Set switch point 2 for switching signal channel SSC1.1. Not available if [Single Point] is set [BGrp] [Bargraph SSC1.1]...

  • Page 42: Display Update Rate

    PQSxxx Electronic pressure sensor SP1: 5 SP2: 6 SP1: 5 SP2: 6 0 bar 16 bar 3 bar 8 bar Fig. 32: Scaling of the bar graph display Bar graph with factory setting*. Example: • [BGrp.S] = 0 bar = initial value of the measuring range MAW •...

  • Page 43: Display Language

    Electronic pressure sensor PQSxxx 10.5.4 Display language The display language can be set via the parameter [LanG]. Selectable languages: • DE: German • EN: English • FR: French • ES: Spanish • IT: Italian • PT: Portuguese • ZH: Chinese • JA: Japanese •...

  • Page 44: Display Rotation

    PQSxxx Electronic pressure sensor 10.5.5.2 Parameter setting via IO-Link: display brightness u Call up [Parameters] > [Display Setting]. u Select [diS.B] and set the brightness of the display. 10.5.6 Display rotation Use the parameter [diS.R] to rotate the text in the display clockwise for better readability. Selectable values: •...

  • Page 45: Diagnostic Functions

    Electronic pressure sensor PQSxxx Fig. 34: Colour change in [Window] mode; example: coLr = G1ou; normally open Selectable values: • [W/B]: The font colour is always white and the background black, regardless of the switching status. • [r1ou]: The display background changes from green to red. •...

  • Page 46: Operating Hours Counter

    PQSxxx Electronic pressure sensor 10.6.1.2 Reading via IO-Link: Memory u [Parameters] > Call up [memory] . u Select [Lo.P] or [Hi.P] and read the minimum or maximum stored process value. Clear memory: u [Parameters] > Call up [memory] . u Execute command: •...

  • Page 47: Switching Cycles Counter

    Electronic pressure sensor PQSxxx Clear memory: u Execute command: [Reset HIPC]. 10.6.4 Switching cycles counter The device stores the number of switching cycles of the two switching signal channels SSC1.1 and SSC1.2. The current value can be read from the unit’s display or via the IO-Link interface. In case of a voltage interruption, the events of the last 10 minutes can be lost.

  • Page 48: Device Information

    PQSxxx Electronic pressure sensor u Select [S.PRS] and set the pressure value to be simulated or a diagnostic case (e.g. OL). u Select [S.Tim]and set the time of the simulation in minutes. u Select [S.On] and set the function: • [On]: The simulation starts.

  • Page 49: Binary Data Transmission (Blob)

    The device offers a function for reading binary data from the device as one large file (BLOB = Binary Large Object). The data is exported as a CSV file. This requires a software tool (e.g. ifm moneo) that supports the IO-Link BLOB interface. The CSV file contains the following logbook information: •...

  • Page 50: Lock / Unlock

    PQSxxx Electronic pressure sensor u To end the flashing process: Execute command: [Locator Stop]. The flashing can also be stopped by pressing any key on the device. 10.7.5 Lock / unlock The unit can be locked electronically to prevent unauthorised setting. This lock prevents the settings from being changed via the keys on the unit.
  • Page 51 Electronic pressure sensor PQSxxx [BtB] = Back to Box The following is reset: • All changed application-specific parameters • All writeable unit identification parameters such as [Application Specific Tag], [Function Tag] or [Location Tag]. • Diagnostic parameters, status parameters, events. •...

  • Page 52: Operation

    PQSxxx Electronic pressure sensor 11 Operation After power on and expiry of the power-on delay time, the unit is in the normal operating mode. It carries out its measurement and evaluation functions and generates output signals according to the set parameters. Use the device keys to view additional information during operation: u Press the [▲] or [▼] key repeatedly.

  • Page 53: Troubleshooting

    Warnings and error states are displayed even if the display is switched off. If several diagnostic events occur simultaneously, only the diagnostic message of the event with the highest priority is displayed. Additional diagnostic functions are available via IO-Link Ò IO-Link interface description at documentation.ifm.com. 12.1 Warning messages Display LEDs*...

  • Page 54: Error Messages

    PQSxxx Electronic pressure sensor 12.2 Error messages Display LEDs* Problem Corrective measures u Check/correct supply Display off. Supply voltage too low. voltage. u Allow device to cool down. Display off. Internal device temperature over 97 °C. u Activation by key touch. The outputs are switched off. w Title line: Temperature error w After 10 s of inactivity, the Internal device temperature...

  • Page 55: Maintenance, Repair And Disposal

    Electronic pressure sensor PQSxxx 13 Maintenance, repair and disposal The operation of the unit is maintenance-free. Only the manufacturer is allowed to repair the unit. u After use dispose of the device in an environmentally friendly way in accordance with the applicable national regulations.

  • Page 56: Factory Setting

    14 Factory setting Parameter Factory setting User settings uni.P Depends on device type (Ò technical da- ta at www.ifm.com): MPa, kPa, bar, mbar, psi, inHg, mmHg, kgf/cm², % Depends on device type (Ò technical da- ta at www.ifm.com) dAP.P 0.06 S.Tim S.On...
  • Page 57 Electronic pressure sensor PQSxxx Parameter Factory setting User settings SSC1.2 Switch-point logic High active (no) PQSxx9: Low active (nc) SSC1.2 Switch-point mode Single point (OUT2) Measuring range -1…0 bar -0.75 bar -1…1 bar 0.5 bar -1…10 bar 7.5 bar 0…16 bar 12 bar Auto (Ò...

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